Application: gvSIG desktop

package org.gvsig.fmap.dal.store.jdbc2.spi.operations;

import java.util.Iterator;

import java.util.List;

import org.apache.commons.lang3.StringUtils;

import org.apache.commons.lang3.tuple.Pair;

import org.cresques.cts.IProjection;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.EditableFeatureType;

import org.gvsig.fmap.dal.feature.FeatureQuery;

import org.gvsig.fmap.dal.feature.FeatureType;

import org.gvsig.fmap.dal.SQLBuilder;

import org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices;

import org.gvsig.fmap.dal.store.jdbc.JDBCNewStoreParameters;

import org.gvsig.fmap.dal.store.jdbc.JDBCServerExplorerParameters;

import org.gvsig.fmap.dal.store.jdbc.JDBCStoreParameters;

import org.gvsig.fmap.dal.store.jdbc2.JDBCHelper;

import org.gvsig.fmap.dal.store.jdbc2.OperationsFactory;

import org.gvsig.fmap.geom.primitive.Envelope;

public class OperationsFactoryBase implements OperationsFactory {

    protected class DefaultTableReference implements TableReference {

        private final String database;

        private final String schema;

        private final String table;

        private final String subquery;

        public DefaultTableReference(String database, String schema, String table, String subquery) {

            this.database = StringUtils.defaultIfBlank(database, null);

            this.schema = StringUtils.defaultIfBlank(schema, null);

            this.table = StringUtils.defaultIfBlank(table, null);

            this.subquery = StringUtils.defaultIfBlank(subquery, null);

        }

        @Override

        public String getDatabase() {

            return this.database;

        }

        @Override

        public String getSchema() {

            return this.schema;

        }

        @Override

        public String getTable() {

            return this.table;

        }

        @Override

        public String getSubquery() {

            return this.subquery;

        }

        @Override

        public boolean hasDatabase() {

            return this.database != null;

        }

        @Override

        public boolean hasSchema() {

            return this.schema != null;

        }

        @Override

        public boolean hasTable() {

            return this.table != null;

        }

        @Override

        public boolean hasSubquery() {

            return this.subquery != null;

        }

    }

    protected final JDBCHelper helper;

    public OperationsFactoryBase(JDBCHelper helper) {

        this.helper = helper;

    }

    @Override

    public TableReference createTableReference(JDBCStoreParameters params) {

        TableReference t = new DefaultTableReference(

                params.getDBName(),

                params.getSchema(),

                params.getTable(),

                params.getSQL()

        );

        return t;

    }

    @Override

    public TableReference createTableReference(JDBCNewStoreParameters params) {

        TableReference t = new DefaultTableReference(

                params.getDBName(),

                params.getSchema(),

                params.getTable(),

                null

        );

        return t;

    }

    @Override

    public TableReference createTableReference(String database, String schema, String table, String subquery) {

        TableReference t = new DefaultTableReference(database, schema, table, subquery);

        return t;

    }

    @Override

    public FetchFeatureTypeOperation createFetchFeatureType(

            EditableFeatureType type,

            TableReference table,

            List<String> primaryKeys,

            String defaultGeometryField,

            IProjection crs

        ) {

        return new FetchFeatureTypeOperation(helper, type, table,

                primaryKeys, defaultGeometryField, crs);

    }

    @Override

    public FetchFeatureProviderByReferenceOperation createFetchFeatureProviderByReference(

            FeatureReferenceProviderServices reference,

            FeatureType featureType,

            TableReference table

        ) {

        return new FetchFeatureProviderByReferenceOperation(helper, reference,

                featureType, table);

    }

    @Override

    public CalculateEnvelopeOfColumnOperation createCalculateEnvelopeOfColumn(

            TableReference table,

            String columnName,

            String baseFilter,

            Envelope workingArea,

            IProjection crs

        ) {

        return new CalculateEnvelopeOfColumnOperation(helper,

                table, columnName, baseFilter, workingArea, crs);

    }

    @Override

    public PerformChangesOperation createPerformChanges(

            TableReference table,

            FeatureType type,

            Iterator deleteds,

            Iterator inserteds,

            Iterator updateds,

            Iterator featureTypesChanged

        ) {

        return new PerformChangesOperation(helper, table, type,

                deleteds, inserteds, updateds, featureTypesChanged);

    }

    @Override

    public AppendOperation createAppend(

            TableReference table,

            FeatureType type

        ) {

        return new AppendOperation(helper, table, type);

    }

    @Override

    public CountOperation createCount(

            TableReference table,

            String baseFilter,

            String filter

        ) {

        return new CountOperation(helper, table, baseFilter, filter);

    }

    @Override

    public TableIsEmptyOperation createTableIsEmpty(

            TableReference table,

            String baseFilter,

            String filter

        ) {

        return new TableIsEmptyOperation(helper, table, baseFilter, filter);

    }

    @Override

    public ResultSetForSetProviderOperation createResultSetForSetProvider(

            TableReference table,

            String baseFilter,

            String baseOrder,

            FeatureQuery query,

            FeatureType storeType,

            FeatureType setType,

            long limit,

            long offset,

            int fetchSize

        ) {

        return new ResultSetForSetProviderOperation(helper, table,

                baseFilter, baseOrder, query, storeType, setType,

                limit, offset, fetchSize);

    }

    @Override

    public ListTablesOperation createListTables(

            int mode,

            JDBCStoreParameters baseParameters,

            boolean informationTables

        ) {

        return new ListTablesOperation(

                helper, mode, baseParameters, informationTables );

    }

    @Override

    public DropTableOperation createDropTable(

            TableReference tableName

        ) {

        return new DropTableOperation(helper, tableName);

    }

    @Override

    public CreateTableOperation createTable(

            TableReference table,

            FeatureType type,

            List<Pair<String, SQLBuilder.Privilege>> userAndPrivileges,

            List<String> additionalSQLs

        ) throws DataException {

        return new CreateTableOperation(

                helper, table, type,

                userAndPrivileges, additionalSQLs

        );

    }

    @Override

    public CanCreateTablesOperation createCanCreateTables() {

        return new CanCreateTablesOperation(helper);

    }

    @Override

    public UpdateTableStatisticsOperation createUpdateTableStatistics(

            TableReference table

        ) {

        return new UpdateTableStatisticsOperation(helper, table);

    }

    @Override

    public CanModifyTableOperation createCanModifyTableOperation(

            TableReference table

        ) {

        return new CanModifyTableOperation(helper, table);

    }

    @Override

    public ExecuteOperation createExecute(String sql) {

        return new ExecuteOperation(helper, sql);

    }

}